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Humphrey Field Analyzer II - i
Parts Removal/Replacement
Confidential and Proprietary
52235C1105
3 - 21
Field Service Guide
3.10 Power Supply Removal
NOTE -
The power supply used on the HFA II - i is different from that of the HFA II. Do not remove
the keys found in the power supply output cables. Do not attempt to use the HFA II power supply.
1)
Lower the power table to its lowest position and lock the table top in its center
position.
2)
Remove the front cover assembly (3.2).
3)
Remove the rear cover assembly (3.3).
4)
Ensure that the power cord is disconnected.
5)
Disconnect the two large connectors from the power supply.
6)
Remove the two screws securing the power supply assembly.
7)
Lift the power supply and carefully maneuver the power supply out of the side
opening in the chassis. (Watch out for the Fixation Interconnect PCB mounted on the
bowl.)
8)
With a screwdriver, unfasten the two AC supply lines and ground wire attached to the
power supply.
9)
Remove the power supply.
Replacement Notes:
P
Reconnect the three input wires before reinstalling the power supply assembly.
Follow-up Checks/Adjustments:
See Table 3-1.
Summary of Contents for humphrey HFA II-i series
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Page 424: ...Page 4 FA2i 013A PROPRIETARY and CONFIDENTIAL...
Page 502: ...FA2i 041 Page 3 Figure 2 Press rectangle in Top Left corner...
Page 516: ...Page 2 FA2i 046 Figure 1 Glass Film Wedge Detectors P N 67417 Note Spacing Washer Placement...
Page 517: ...FA2i 046 Page 3 Figure 2 Y Motor Turret Detector P N 67418 Note Spacing Washer Placement...